The SuperServer 6123L-iR is an E8870 based 2U server from Supermicro.
It can have up to two Madison processors.
It has 8 DIMM sockets which support 512MB, 1GB or 2GB DIMMs, loaded in matched quads.
On the motherboard, it has a dual-port Intel e1000, two ATA/100 IDE channels, six USB 2.0 ports, a serial port and an ATI Rage XL video chip.
It has six IDE drive bays and an optional CD-ROM drive.
It has three 100/133 MHz PCI-X expansion slots.